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Communication with an ABAP/4 Program R/3 © SAP AG R/2 Communication program External system R/2 SAP Basis System Communication program ABAP/4 (FORM routine) An ABAP/4 program is interpreted by a language processor embedded in the SAP Basis System. This architecture first requires a connection to be set up with the SAP Basis System: R/2: X1SA R/3: sapgwxx You must make an appropriate entry in the side information table of the system setting up the communication. R/3
ABAP/4 Program as Server © SAP AG REPORT RSCPICSV. ... FORM FORM1. ... COMMUNICATION ACCEPT ... COMMUNICATION RECEIVE ... ENDFORM. In an ABAP/4 server program, the communication is made in a subroutine (FORM). The FORM routine executes an ACCEPT call and then has the status allowing it to receive data. The FORM routine can set up further communications as required. An ABAP/4 program can contain several subroutines for communication purposes and then call them in various sequences.
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© SAP AG Data Interfaces Applicati
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Chapter 1 Basic Techniques © SAP A
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Linking Options Overview © SAP AG
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Indirect Communication I © SAP AG
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Transferring Time-critical Data ©
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Direct Communication II Remote call
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Network: TCP/IP and SNA LU6.2 TCP/I
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SAP Gateway (CPI-C Handler) SD MM P
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Chapter 1 Summary © SAP AG l The R
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Chapter 2 Objectives © SAP AG l Th
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Communication: R/3 External Program
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SAP Side Information Tables (CPI-C)
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Communication Between Two R/3 Syste
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R/3 R/2 Communication (IBM) © SAP
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R/3 R/2 Communication (SNI) © SAP
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R/3 External Program (UNIX) © SAP
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R/3 External Program (Windows NT)
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R/3 External Program (WfW , Window
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R/3 IBM Host / AS400 © SAP AG Ext
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External Program (LU6.2) R/3 Exter
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Chapter 2 Summary © SAP AG l The S
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Chapter 3 Objectives © SAP AG l Ho
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RFC Features © SAP AG Automatic Au
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Local Call of Function Modules ABAP
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REMOTE FUNCTION CALL (RFC) SAP syst
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Table RFCDES © SAP AG Maintaining
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Remote Debugging R/3 A REPORT CUGE.
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Asynchronous RFC with Return of Dat
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RFC Dialog R/3 System 1 R/3 System
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tRFC Syntax © SAP AG PROGRAM ASYN0
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RFC Between R/3 and External Progra
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External RFC Program: Server © SAP
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Desktop SDK (for Windows) © SAP AG
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RFC Server: rfcexec R/3 © SAP AG n
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RFC Generator l RFC generator gener
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RFC Generator for Visual Basic Prog
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Chapter 3 Summary © SAP AG l RFC a
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3. Maintain a logical destination (
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Exercise 3 for Chapter 3 Report nam
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ENDCASE. LOOP AT CARRITAB. WRITE: /
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CASE SY-SUBRC. WHEN 1. WRITE: / MES
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IF SY-SUBRC 0. ENDIF. WRITE: / 'Er
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Page 88 and 89: SAP Desktop Integration: Tools l Ba
Page 90 and 91: Component Architecture © SAP AG OL
Page 92 and 93: OLE 2.0 Components Automation Struc
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Page 96 and 97: OLE 2.0 Client Properties l Facilit
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Page 104 and 105: Setting Up a Connection to R/3 Logo
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Page 114 and 115: * Fill line in EXCEL sheet with hea
Page 116 and 117: Chapter 5 Objectives © SAP AG l Th
Page 118 and 119: General Flow System 1 System 2 © S
Page 120 and 121: the editor program “vi”
Page 122 and 123: CPI-C Calls in ABAP/4 © SAP AG COM
Page 124 and 125: Standard Includes (Data Definitions
Page 127 and 128: Setting Up Connections Actively (AL
Page 129 and 130: Sending Data (SEND) ABAP/4 C ... CO
Page 131 and 132: Status and Data Information in RECE
Page 133 and 134: CPI-C Return Codes ABAP/4: Include
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Page 139 and 140: Conversion Commands © SAP AG ABAP/
Page 141 and 142: Logon to the SAP System Logon CONN
Page 143 and 144: CPI-C Development Environment l ABA
Page 145 and 146: Executing CPI-C Test Programs © SA
Page 147 and 148: Chapter 5 Summary © SAP AG l SAP p
Page 149 and 150: Solution for Chapter 5 &-----------
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Page 158 and 159: Outlook: SAP Business Objects l Obj
Page 160 and 161: Outlook: Object Hierarchy © SAP AG
Page 162 and 163: © SAP AG Data Transfer Application
Page 164 and 165: Chapter 1 Sequential Files © SAP A
Page 166 and 167: Overview © SAP AG ABAP/4 program R
Page 168 and 169: File Processing © SAP AG Open file
Page 170 and 171: Opening a File (Binary and Text Mod
Page 172 and 173: Opening a File - AT POSITION © SAP
Page 174 and 175: Reading Data Records © SAP AG READ
Page 176 and 177: Example: Creating a File © SAP AG
Page 178 and 179: Example: Reading a File © SAP AG R
Page 180 and 181: Example: Variable Format (Generate)
Page 182 and 183: Defining Structures - Summary Yes
Page 184 and 185: Exercises on Chapter 1: Sequential
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Model Solution 1 for Chapter 1: Seq
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Model Solution 2 for Chapter 1: Seq
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Chapter 2 Introduction to Batch Inp
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Task Overview © SAP AG External Ex
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Technique Overview External system
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Batch Input Processing © SAP AG SA
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Batch Input Queue File © SAP AG Sc
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Creating a Batch Input Session © S
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Function Module BDC_OPEN_GROUP © S
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BDC Table Program Screen Start Fiel
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Filling the BDC Table © SAP AG FOR
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Example: Change Customer Data © SA
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Preparations for BDC Program - Scre
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Declaration Part 1 © SAP AG REPORT
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Filling the BDC Table 2 © SAP AG F
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Filling the BDC Table 4 © SAP AG C
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Generating a Sequential File for BD
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Reading in the Data and Creating Se
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Copying Data to Screens © SAP AG S
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Batch Input Processing © SAP AG Fu
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Creating and Processing Sessions ©
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Summary of Batch Input Programs ©
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Exercises for Chapter 2: Introducti
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The 'U' and 'N' records are filled
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Model solution 1 (Chapter 2): Intro
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ENDDO. * Close the completed sessio
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VALUE TO BDC_TAB-DYNPRO, 'X' TO BDC
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* the BDC_TAB (screen format), irre
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Chapter 3 Objectives © SAP AG l Ac
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Preparations for BDC Program - SFLI
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Creating Sessions - Declaration Par
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BDC Program: Filling the BDC Table
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Special Fields © SAP AG OK code:
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Report RSBDCSUB © SAP AG ABAP/4 de
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Authorizations for Batch Input Proc
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Chapter 3 Summary © SAP AG l In ba
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Chapter 4 General Information on Ap
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Overview © SAP AG Customer system
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Data Analysis © SAP AG Fields and
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Importing SAP Structures © SAP AG
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Other Tasks of a Transfer Program
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Example: Transfer Program 1 © SAP
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Example: Transfer Program 3 © SAP
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Batch Input, CALL TRANSACTION and D
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Data Transfer with Batch Input © S
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Chapter 5 CALL TRANSACTION © SAP A
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Overview © SAP AG Batch input: Seq
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Technical Implementation Roll area
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Example Program - Fill BDC Table ©
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Message Output © SAP AG REPORT RSF
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Chapter 5 Summary © SAP AG l CALL
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Model solution for Chapter 5: CALL
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IF SY-SUBRC = 0. * Text-002 E: Tran
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Chapter 6 Objectives © SAP AG l Th
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Overview Application server files P
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Function Module DOWNLOAD © SAP AG
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Function Module UPLOAD © SAP AG CA
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Example Program: UPLOAD © SAP AG R
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Sequential File and Local File Sequ
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Chapter 6 Summary © SAP AG l The R
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Model solutions for Chapter 6: Loca
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2. *E Text-001: 'In file:' *E Text-
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© SAP AG Appendix IV
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Batch Input Flow © SAP AG SAP unkn
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© SAP AG Master Data Transaction f
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Documents © SAP AG Transaction FB0
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Transfer Options per Company Code
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© SAP AG Automatic Transfer of Leg
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Sequential file SAP data structure
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Phases of Background Job Processing
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